The corporation upholds the philosophy of "Be No.1 in high quality, be rooted on credit rating and trustworthiness for growth", will continue to serve outdated and new consumers from home and overseas whole-heatedly for heat recovery core of AHU, HRVs , indoor air quality , industrial hvacr ,Wall Mounted . Our company has been devoting that "customer first" and committed to helping customers expand their business, so that they become the Big Boss ! The product will supply to all over the world, such as Europe, America, Australia,Oman , Latvia ,Sacramento , Holland .Our company, is always regarding quality as company' s foundation, seeking for development via high degree of credibility , abiding by iso9000 quality management standard strictly , creating top-ranking company by spirit of progress-marking honesty and optimism.